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230222041 = 72171911447
BaseRepresentation
bin11011011100011…
…10100011011001
3121001012111021021
431232032203121
5432414101131
634502242441
75463566200
oct1556164331
9531174237
10230222041
11108a55255
1265126421
133890937a
142280c237
1515328e11
hexdb8e8d9

230222041 has 24 divisors (see below), whose sum is σ = 285244416. Its totient is φ = 184625280.

The previous prime is 230222023. The next prime is 230222051. The reversal of 230222041 is 140222032.

It is not a de Polignac number, because 230222041 - 27 = 230221913 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230222021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158380 + ... + 159826.

It is an arithmetic number, because the mean of its divisors is an integer number (11885184).

Almost surely, 2230222041 is an apocalyptic number.

It is an amenable number.

230222041 is a deficient number, since it is larger than the sum of its proper divisors (55022375).

230222041 is a wasteful number, since it uses less digits than its factorization.

230222041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669 (or 1662 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 230222041 is about 15173.0695971514. The cubic root of 230222041 is about 612.8896676902.

Adding to 230222041 its reverse (140222032), we get a palindrome (370444073).

Subtracting from 230222041 its reverse (140222032), we obtain a palindrome (90000009).

The spelling of 230222041 in words is "two hundred thirty million, two hundred twenty-two thousand, forty-one".

Divisors: 1 7 17 49 119 191 833 1337 1447 3247 9359 10129 22729 24599 70903 159103 172193 276377 1205351 1934639 4698409 13542473 32888863 230222041